Fluid Mechanics. Required Reading: Serway & Faughn pp. 273-287. States of Matter. Solids: definite shape, definite volume Liquids: indefinite shape, definite volume Gases: indefinite shape, indefinite volume Liquids & gases are collectively called “fluids”
Serway & Faughn pp. 273-287
Volume of water above submarine:
Mass of column of water:
Weight of column of water:
Pressure at this depth:
Imagine this is a small area of a submarine.
hg is called the gauge pressure
Note: This equation is only valid if the density ofthe fluid is uniform over the distance, h.